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Table 2 Estimated costs and utility

From: Cost-effectiveness of gargling for the prevention of upper respiratory tract infections

Variable Value
Cost per day  
   Gargling (once) $0.4
   Visiting physicians (once)* $47.9
   Medicine (per day) $2.0
   Lost productivity due to severe URI (per day) $97.7
Utility  
   Moderate URI 0.63
   Severe URI 0.24
  1. * Only 36% of those who developed URI were assumed to visit a physician.